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gptkbp:instance_of
|
gptkb:turbofan_engine
|
|
gptkbp:application
|
wide-body aircraft
|
|
gptkbp:bypass_ratio
|
8.5:1
|
|
gptkbp:certification
|
gptkb:FAA
Stage 3
|
|
gptkbp:compressor_type
|
gptkb:6
|
|
gptkbp:control_system
|
gptkb:Full_Authority_Digital_Engine_Control_(FADEC)
|
|
gptkbp:cooling_system
|
advanced cooling techniques
|
|
gptkbp:customer_support
|
global network
|
|
gptkbp:design_feature
|
modular design
|
|
gptkbp:diameter
|
approximately 3.0 ft
approximately 94 in
|
|
gptkbp:engine
|
PW4000 series
scheduled maintenance required
|
|
gptkbp:engine_configuration
|
twin-spool
|
|
gptkbp:engine_type
|
turbofan
PW4000-94, PW4000-112
|
|
gptkbp:first_flight
|
gptkb:1990
|
|
gptkbp:fuel_economy
|
improved over predecessors
optimized for efficiency
|
|
gptkbp:fuel_type
|
gptkb:Jet_A
|
|
gptkbp:has_programs
|
Advanced Turbofan Engine Program
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
PW4000-100 B
|
|
gptkbp:is_tested_for
|
extensive ground testing
|
|
gptkbp:length
|
approximately 12.5 ft
|
|
gptkbp:maintenance
|
gptkb:Pratt_&_Whitney
approximately 6,000 hours
|
|
gptkbp:manufacturer
|
gptkb:Pratt_&_Whitney
|
|
gptkbp:market_segment
|
commercial aviation
|
|
gptkbp:material
|
lightweight alloys
|
|
gptkbp:noise_level
|
low
|
|
gptkbp:notable_users
|
gptkb:Boeing_707
gptkb:Airbus
gptkb:Mc_Donnell_Douglas_MD-11
|
|
gptkbp:operational_cost
|
competitive
|
|
gptkbp:operational_history
|
over 30 years
|
|
gptkbp:operational_range
|
long-haul flights
|
|
gptkbp:propulsion
|
up to 98,000 lbf
|
|
gptkbp:rating
|
high
|
|
gptkbp:related_aircraft
|
gptkb:Boeing_707
gptkb:Airbus
gptkb:Mc_Donnell_Douglas_MD-10
|
|
gptkbp:reliability
|
high
|
|
gptkbp:safety_record
|
excellent
|
|
gptkbp:service_entry
|
gptkb:1990
|
|
gptkbp:turbine_type
|
2
|
|
gptkbp:weight
|
approximately 8,000 lb
|
|
gptkbp:bfsParent
|
gptkb:Pratt_&_Whitney_PW4000
|
|
gptkbp:bfsLayer
|
5
|